Finding the Fourth Proportional to 325,567.20, 488,346.22 and 197,513.99
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Solution
The fourth proportional to 325,567.20, 488,346.22 and 197,513.99 is: 296,268.21
Step by Step Solution
- Step 1: Write the proportion equation
325,567.20 : 488,346.22 = 197,513.99 : x - Step 2: Convert to fraction form
325,567.20/488,346.22 = 197,513.99/x - Step 3: Cross multiply
325,567.20x = 488,346.22 × 197,513.99 - Step 4: Simplify right side
325,567.20x = 96,455,210,413.62 - Step 5: Solve for x
x = 96,455,210,413.62/325,567.20 - Step 6: Final answer
x = 296,268.21
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.